Home / 19,738,342.80-29,607,514.20-8,377,315.20

Finding the Fourth Proportional to 19,738,342.80, 29,607,514.20 and 8,377,315.20

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Solution

The fourth proportional to 19,738,342.80, 29,607,514.20 and 8,377,315.20 is: 12,565,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738,342.80 : 29,607,514.20 = 8,377,315.20 : x
  2. Step 2: Convert to fraction form
    19,738,342.80/29,607,514.20 = 8,377,315.20/x
  3. Step 3: Cross multiply
    19,738,342.80x = 29,607,514.20 × 8,377,315.20
  4. Step 4: Simplify right side
    19,738,342.80x = 248,031,478,741,875.84
  5. Step 5: Solve for x
    x = 248,031,478,741,875.84/19,738,342.80
  6. Step 6: Final answer
    x = 12,565,972.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.